ID 6.3.4.16 DE Carbamoyl-phosphate synthase (ammonia). AN Carbamoyl-phosphate synthetase (ammonia). AN Carbamoyl-phosphate synthetase I. AN Carbamoylphosphate synthetase (ammonia). AN Carbon-dioxide--ammonia ligase. AN CPS I. CA 2 ATP + NH(3) + CO(2) + H(2)O = 2 ADP + phosphate + carbamoyl phosphate. CC -!- Formerly EC 2.7.2.5. PR PROSITE; PDOC00676; DR P31327, CPSM_HUMAN ; Q8C196, CPSM_MOUSE ; Q91293, CPSM_RANCA ; DR P07756, CPSM_RAT ; //